Home / 40,995.75-61,492.53-11,412.39

Finding the Fourth Proportional to 40,995.75, 61,492.53 and 11,412.39

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Solution

The fourth proportional to 40,995.75, 61,492.53 and 11,412.39 is: 17,118.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,995.75 : 61,492.53 = 11,412.39 : x
  2. Step 2: Convert to fraction form
    40,995.75/61,492.53 = 11,412.39/x
  3. Step 3: Cross multiply
    40,995.75x = 61,492.53 × 11,412.39
  4. Step 4: Simplify right side
    40,995.75x = 701,776,734.45
  5. Step 5: Solve for x
    x = 701,776,734.45/40,995.75
  6. Step 6: Final answer
    x = 17,118.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.